1946473648 has 30 divisors (see below), whose sum is σ = 4387015716. Its totient is φ = 834202656.

The previous prime is 1946473603. The next prime is 1946473657. The reversal of 1946473648 is 8463746491.

It is a junction number, because it is equal to n+sod(n) for n = 1946473595 and 1946473604.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1240590 + ... + 1242157.

Almost surely, 2^1946473648 is an apocalyptic number.

It is an amenable number.

1946473648 is an abundant number, since it is smaller than the sum of its proper divisors (2440542068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1946473648 is a wasteful number, since it uses less digits than its factorization.

1946473648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2482769 (or 2482756 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 52.

The square root of 1946473648 is about 44118.8581901209. The cubic root of 1946473648 is about 1248.5794311054.

The spelling of 1946473648 in words is "one billion, nine hundred forty-six million, four hundred seventy-three thousand, six hundred forty-eight".